Battery charger



FIG. 1 is a rear view of a first embodiment of the battery charger of our design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a top, right, rear isometric view thereof;

FIG. 5 is a bottom, front, isometric view thereof;

FIG. 6 is a top, left, rear isometric view thereof;

FIG. 7 is a left view thereof;

FIG. 8 is a right view thereof;

FIG. 9 is a top view thereof;

FIG. 10 is a rear view of a second embodiment of our design;

FIG. 11 is a bottom view thereof;

FIG. 12 is a front view thereof;

FIG. 13 is a top, right, rear isometric view thereof;

FIG. 14 is a bottom, front isometric view thereof;

FIG. 15 is a top, left, rear isometric view thereof;

FIG. 16 is a left view thereof;

FIG. 17 is a right view thereof; and,

FIG. 18 is a top view thereof. 

CLAIM The ornamental design for a battery charger, as shown and described. 